Home / 75,655.25-104,369.19-48,806.41

Finding the Fourth Proportional to 75,655.25, 104,369.19 and 48,806.41

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Solution

The fourth proportional to 75,655.25, 104,369.19 and 48,806.41 is: 67,330.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,655.25 : 104,369.19 = 48,806.41 : x
  2. Step 2: Convert to fraction form
    75,655.25/104,369.19 = 48,806.41/x
  3. Step 3: Cross multiply
    75,655.25x = 104,369.19 × 48,806.41
  4. Step 4: Simplify right side
    75,655.25x = 5,093,885,478.51
  5. Step 5: Solve for x
    x = 5,093,885,478.51/75,655.25
  6. Step 6: Final answer
    x = 67,330.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.